The Grant Engineering Vortex Boiler House 50-90 Condensing Oil Boiler is a high efficiency oil boiler designed for boiler house or garage installation. This boiler features the unique Grant Vortex heat exchanger. This whisper-quiet boiler is fully approved to OFTEC standards and EC directives and has a SEAI HARP 'A' efficiency rating, which means it delivers a high efficiency performance. It is suitable for balanced or conventional flue application.
SEAI HARP 'A' rating